package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

/*菜品管理*/
@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品管理")
@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;


    @Autowired
    private RedisTemplate redisTemplate;


    /*添加菜品*/
    @PostMapping
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("添加菜品,{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //清理Redis缓存
        cleanCach("dish_" + dishDTO.getCategoryId());
        return Result.success();
    }

    /*菜品分页查询*/
    @GetMapping("/page")
    @ApiOperation(value = "分页查询菜品", httpMethod = "GET")
    public Result<PageResult> pageQuery(DishPageQueryDTO dishPageQueryDTO) {
        log.info("分页查询菜品,{}", dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /*批量删除菜品*/
    @DeleteMapping
    @ApiOperation(value = "删除菜品", httpMethod = "DELETE")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("删除菜品,{}", ids);
        dishService.deleteBatch(ids);

        //清理所有以dish_开头的Redis缓存
        cleanCach("dish_*");

        return Result.success();
    }

    /*根据id查询菜品*/
    @GetMapping("/{id}")
    @ApiOperation(value = "根据id查询菜品", httpMethod = "GET")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品,{}", id);
        DishVO dishVO = dishService.getById(id);
        return Result.success(dishVO);
    }

    /*修改菜品*/
    @PutMapping
    @ApiOperation(value = "修改菜品", httpMethod = "PUT")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品,{}", dishDTO);


        dishService.updateWithFlavor(dishDTO);
        //清理所有以dish_开头的Redis缓存
        cleanCach("dish_*");
        return Result.success();
    }

    /*根据分类id查询菜品*/
    @GetMapping("/list")
    @ApiOperation(value = "根据分类id查询菜品", httpMethod = "GET")
    public Result<List<DishVO>> getByCategoryId(Long categoryId) {
        log.info("根据分类id查询菜品,{}", categoryId);
        List<DishVO> dishVOList = dishService.getByCategoryId(categoryId);
        return Result.success(dishVOList);
    }

    /*菜品的起售停售*/
    @PostMapping("/status/{status}")
    @ApiOperation(value = "菜品的起售停售", httpMethod = "GET")
    public Result startOrStop(@PathVariable Integer status, Long id) {
        log.info("菜品的起售停售,{},{}", status, id);
        dishService.startOrStop(status, id);

        cleanCach("dish_*");

        return Result.success();
    }

    private void cleanCach(String pattern) {
        //清理所有以dish_开头的Redis缓存
        log.info("清理Redis缓存,{}", pattern);
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
